The McDonnell Douglas MD-80 family are a series of twin-engined short- to medium- haul flight narrow-bodied jet airliners. The first variant was introduced in 1980. They are a essentially a stretched version of the DC-9. In game there are two variants, the MD-81 and the MD-87.
Variants
In game, there are two versions of the MD-80 family.
MD-81

The McDonnell Douglas MD-81.
Class: Business/Economy
Maximum Capacity: 172
Range: 2910 km
Engines: Pratt & Whitney JT3D-1
Fuel Efficiency: 6.6
Cruise Speed: 0.66 mach
Length: 45.0m
Height: 9.0m
Wing Span: 32.8m
Lifespan: 20 years
Price: $70,000K
End of Production: 1997.06
Wikipedia : LINK
MD-87

The McDonnell Douglas MD-87.
Class: Business/Economy
Maximum Capacity: 139
Range: 4390 km
Engines: Pratt & Whitney JT8D-9
Fuel Efficiency: 7.1
Cruise Speed: 0.76 mach
Length: 39.7m
Height: 9.2m
Wing Span: 32.8m
Lifespan: 20 years
Price: $60,000K
Time:1987.11 - 1999.03
Wikipedia : LINK